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From: Theodore Ts'o <tytso@mit.edu>
To: Dmitry Monakhov <dmonakhov@openvz.org>
Cc: Marti Raudsepp <marti@juffo.org>,
	Kernel hackers <linux-kernel@vger.kernel.org>,
	ext4 hackers <linux-ext4@vger.kernel.org>,
	maze@google.com
Subject: Re: NULL pointer dereference in ext4_ext_remove_space on 3.5.1
Date: Mon, 17 Sep 2012 09:52:15 -0400	[thread overview]
Message-ID: <20120917135215.GA26919@thunk.org> (raw)
In-Reply-To: <87fw6get5z.fsf@openvz.org>

On Mon, Sep 17, 2012 at 04:21:44PM +0400, Dmitry Monakhov wrote:
> On Wed, 15 Aug 2012 22:46:54 -0400, Theodore Ts'o <tytso@mit.edu> wrote:
> > On Wed, Aug 15, 2012 at 09:33:29PM +0300, Marti Raudsepp wrote:
> > > I was moving and deleting some files between two of my ext4 partitions
> > > when it suddenly crashed and dropped me into an kernel oops screen
> > > (below). I'm using ext4 on kernel 3.5.1 (Arch Linux). 
> Ohh, I've missed that gigantic topic, but still i've found the bug.
> patch is available here http://patchwork.ozlabs.org/patch/183649/

Dmitry, we have a patch in mainline already which addresses this, and
it's already backported to v3.5.3 or later.

What version was your patch series based against?

						- Ted

  reply	other threads:[~2012-09-17 13:52 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-15 18:33 NULL pointer dereference in ext4_ext_remove_space on 3.5.1 Marti Raudsepp
2012-08-16  2:46 ` Theodore Ts'o
2012-08-16 11:10   ` Fengguang Wu
2012-08-16 15:25     ` Theodore Ts'o
2012-08-16 20:21       ` Maciej Żenczykowski
2012-08-16 21:19         ` Theodore Ts'o
2012-08-16 21:40           ` Maciej Żenczykowski
2012-08-16 22:26             ` Theodore Ts'o
2012-08-16 22:44               ` Maciej Żenczykowski
2012-08-17  6:01       ` Fengguang Wu
2012-08-17 13:15         ` Theodore Ts'o
2012-08-17 13:22           ` Fengguang Wu
2012-08-17 13:50           ` [PATCH] ext4: fix kernel BUG on large-scale rm -rf commands Theodore Ts'o
2012-08-17 17:48           ` NULL pointer dereference in ext4_ext_remove_space on 3.5.1 Christoph Hellwig
2012-08-17 20:34             ` Theodore Ts'o
2012-08-17 21:05               ` Christoph Hellwig
2012-08-17 22:55                 ` Dave Chinner
2012-08-17 23:11                   ` Theodore Ts'o
2012-08-17  6:09       ` ext4 write performance regression in 3.6-rc1 Fengguang Wu
2012-08-17 13:40         ` Theodore Ts'o
2012-08-17 14:13           ` Fengguang Wu
2012-08-17 14:25           ` ext4 write performance regression in 3.6-rc1 on RAID0/5 Fengguang Wu
     [not found]             ` <20120817151318.GA2341@localhost>
2012-08-17 15:37               ` Theodore Ts'o
2012-08-17 20:44             ` NeilBrown
2012-08-21  9:42               ` Fengguang Wu
2012-08-21 12:07                 ` Fengguang Wu
     [not found]             ` <20120822035702.GF2570@yliu-dev.sh.intel.com>
2012-08-22  4:07               ` Shaohua Li
2012-08-22  6:00               ` NeilBrown
2012-08-22  6:31                 ` Yuanhan Liu
2012-08-22  7:14                 ` Andreas Dilger
2012-08-22 20:47                 ` Dan Williams
2012-08-22 21:59                   ` NeilBrown
2012-09-17 12:21   ` NULL pointer dereference in ext4_ext_remove_space on 3.5.1 Dmitry Monakhov
2012-09-17 13:52     ` Theodore Ts'o [this message]
2012-09-17 14:48       ` Dmitry Monakhov
2012-08-16  9:00 ` Fengguang Wu

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